Finding the Fourth Proportional to 756,013.50, 1,134,042.12 and 195,048
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Solution
The fourth proportional to 756,013.50, 1,134,042.12 and 195,048 is: 292,577.64
Step by Step Solution
- Step 1: Write the proportion equation
756,013.50 : 1,134,042.12 = 195,048 : x - Step 2: Convert to fraction form
756,013.50/1,134,042.12 = 195,048/x - Step 3: Cross multiply
756,013.50x = 1,134,042.12 × 195,048 - Step 4: Simplify right side
756,013.50x = 221,192,647,421.76 - Step 5: Solve for x
x = 221,192,647,421.76/756,013.50 - Step 6: Final answer
x = 292,577.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.